45.0 degrees by 0.047 in deep chamfer on edge of both sides
A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.
Classification: Pressed or molded glass articles, wired or not, for building or construction;leaded glass windows etc; formed multicellular or foam glass
NSN 6220-00-779-6114
NSN 6240-01-387-7178
NSN 5935-00-764-8258
NSN 6105-01-145-8109
NSN 5985-01-035-7688
NSN 5996-01-178-9486
NSN 5920-00-493-8307
NSN 5915-01-325-3277
NSN 6610-00-630-8823
NSN 5910-01-136-5341
NSN 6150-01-121-7213
NSN 6320-01-578-6006